Points, line segments, lines, rays and more.. and a fun game to play at home Points, line segments, lines, rays and more.. and a fun game to play at home ...

Mark Pelczarski was ready to retire. This was 2011; he was teaching computer science in Chicago by then, but that was really just the capstone on a legendary career in software. In 1979, Pelczarski ...

Sure, you can cut a pie into pieces, but what if it’s in four dimensions? Using spectral graph theory, mathematicians have solved a decades-old problem. Graph theory uses nodes and edges (dots and ...